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JPL Small-Body Database Browser
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85506 (1997 UU4)
Classification: Main-belt Asteroid          SPK-ID: 2085506
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2832637198420416 5.1484e-08  
a 2.364568512977144 9.7688e-09 au
q 1.694772040169873 1.2231e-07 au
i 6.318477596682664 4.5934e-06 deg
node 45.05416518457217 4.3631e-05 deg
peri 306.9674513468177 4.3954e-05 deg
M 357.3282327512181 6.7607e-06 deg
tp 2458610.356492622280
(2019-May-06.85649262)
2.4969e-05 TDB
period 1328.086249144087
3.64
8.2301e-06
2.253e-08
d
yr
n .2710667324746489 1.6798e-09 deg/d
Q 3.034364985784414 1.2536e-08 au
  Orbit Determination Parameters
   # obs. used (total)      722  
   data-arc span      8594 days (23.53 yr)  
   first obs. used      1996-04-19  
   last obs. used      2019-10-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52626  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 10:12:03  

Additional Information
 Earth MOID = .698304 au 
 Jupiter MOID = 2.4191 au 
 T_jup = 3.486 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.6   n/a MPO449531  

85506 (1997 UU4)          Discovered 1997-Oct-19 by BAO Schmidt CCD Asteroid Program at Xinglong
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

Alternate Designations
 1997 UU4 = 1996 HH5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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